A four-character screen name suitable for sealing the heart and locking the feelings.

Here are some four-character screen names suitable for love:

1. Chain of the heart: express that the heart is bound by chains and can no longer accept love.

2. seal your heart and not love: express your determination to seal your heart and not love.

3. Prisoner of love: express that you have been imprisoned by love and cannot extricate yourself.

4. Deep affection stops: express deep affection for love, but decide not to further develop feelings.

5. The heart is closed: it means that the heart has been closed and is no longer open to anyone.

6. Seal of love: Express that you have sealed your love, and don't let it affect your life.

7. Indifference to love: express that you have become indifferent to love and no longer have enthusiasm for love.

8. Inner loneliness: Express that you feel lonely and lose confidence in love.

9. heartless: express that you have become heartless and no longer have any feelings for love.

10. the cage of the heart: expressing that the heart has been imprisoned in a cage and cannot get rid of the bondage of love.